static int const SUBTITLE_X_OFFSET;
static int const SUBTITLE_Y_OFFSET;
static int const SUBTITLE_SCALE;
- static int const SUBTITLE_USE;
+ static int const USE_SUBTITLES;
};
+/** @class SubtitleContent
+ * @brief Parent for content which has the potential to include subtitles.
+ *
+ * Although inheriting from this class indicates that the content could
+ * have subtitles, it may not. ::has_subtitles() will tell you.
+ */
class SubtitleContent : public virtual Content
{
public:
void as_xml (xmlpp::Node *) const;
std::string identifier () const;
- void set_subtitle_use (bool);
+ virtual bool has_subtitles () const = 0;
+
+ void set_use_subtitles (bool);
void set_subtitle_x_offset (double);
void set_subtitle_y_offset (double);
void set_subtitle_scale (double);
- bool subtitle_use () const {
+ bool use_subtitles () const {
boost::mutex::scoped_lock lm (_mutex);
- return _subtitle_use;
+ return _use_subtitles;
}
double subtitle_x_offset () const {
private:
friend class ffmpeg_pts_offset_test;
- bool _subtitle_use;
+ bool _use_subtitles;
/** x offset for placing subtitles, as a proportion of the container width;
* +ve is further right, -ve is further left.
*/